番茄匍柄霉叶斑病又称番茄灰叶斑病、番茄灰斑病和褐斑病,近几年在京郊发生日渐普遍,在部分番茄园区已经上升为主要病害,严重棚室病株率达90%以上,产量损失超过50%。该病之前北京市发生较少,菜农和基层农技人员普遍缺乏识别和防治 Tomato stubs leaf spot disease, also known as tomato gray leaf spot, gray leaf spot and brown spot tomato disease in recent years in the suburbs of the increasingly common occurrence in tomato zone has risen to the major diseases, severe greenhouse disease rate More than 90%, yield loss of more than 50%. Before the disease happened less in Beijing, vegetable farmers and grassroots agricultural workers generally lack of identification and prevention